389367398

素因数分解:

$2^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{103}}^1\times {\mathrm{9311}}^1$

素因数の和:9452

約数の個数: 32

約数和(自身を含む): 697282560

約数和(自身を除く): 307915162

約数列:

[1, 2, 7, 14, 29, 58, 103, 203, 206, 406, 721, 1442, 2987, 5974, 9311, 18622, 20909, 41818, 65177, 130354, 270019, 540038, 959033, 1890133, 1918066, 3780266, 6713231, 13426462, 27811957, 55623914, 194683699, 389367398]

約数ペア:

[(1, 389367398), (2, 194683699), (7, 55623914), (14, 27811957), (29, 13426462), (58, 6713231), (103, 3780266), (203, 1918066), (206, 1890133), (406, 959033), (721, 540038), (1442, 270019), (2987, 130354), (5974, 65177), (9311, 41818), (18622, 20909)]